Radian Enhanced AR 15 Bolt Carrier Group

Radian Weapons Enhanced AR 15 Bolt Carrier Group | BCGThe Radian Enhanced AR-15 Bolt Carrier Group is designed to reduce friction and minimize carrier tilt inside the AR-15 Upper Receiver by relocating key bearing surfaces. Each Radian Enhanced Bolt Carrier Groups meet or exceeds all mil-spec tolerances for all materials and coatings. Shop for Radian Weapons products at Black Rifle Depot to get the products you want with the world-class service Black Rifle Depot is famous for.Features 223/5.56 NATO AR15/M16 Black Nitride Treated Full Auto Capable Bolt is Case hardened 9310 steel, shot peened Billet machined case hardened 8620 steel Carrier Gas Key is 4130 steel, attached using Grade 8 hardware and proper staking techniques. Weight: 11.4 oz